Aluminum Nitride Rod

Aluminum Nitride Rod

Aluminum Nitride Rod

Purity: 95%-99%

  • Custom sizes and standard sizes in stock
  • Quick Lead Time
  • Competitive Price
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Aluminum Nitride Rod is a high-performance ceramic material with exceptional thermal conductivity, electrical insulation, and high-temperature resistance. It is widely used in electronic heat dissipation, semiconductor equipment, and high-temperature industries. As a leading supplier and manufacturer of premium alumina products, we can supply high-quality alumina powders with various specifications and competitive prices, offering customized solutions to meet specific requirements.

Or email us at sales@heegermaterials.com.

Aluminum Nitride Rod Data Sheet

Reference Code:HM1919
Purity:95%-99%
Density:3.32 g/cm3
Appearance:Dark Gray / Light Gray / Beige

Aluminum Nitride Rod

Aluminum Nitride Rod is a high-performance ceramic material with excellent thermal conductivity, electrical insulation, and mechanical strength. It also has outstanding high-temperature resistance and chemical stability, enabling it to maintain superior performance even in harsh working environments. Due to its excellent heat management capabilities, it is ideal for thermal dissipation, effectively reducing the temperature of electronic devices. Advanced Ceramics Hub can supply customized solutions in items of diameter, length, and surface finish to meet diverse industrial and research requirements.

Aluminum Nitride Rod Advantages

  • High mechanical strength
  • Good electrical insulation
  • Low dielectric constant and dielectric loss
  • Thermal expansion similar to silicon
  • High thermal conductivity
  • Excellent corrosion resistance
  • Non-toxic

Aluminum Nitride Rod Applications

  • Electronics Industry: Used in high-frequency, high-power electronic devices such as high-power LEDs, power amplifiers, and lasers.
  • Thermal Management: As a heat dissipation material, AlN ceramic rods effectively transfer heat and are commonly used in the thermal management of high-power electronic components.
  • Optoelectronics: Applied in heat management and dissipation for laser systems, fiber-optic communication equipment, etc.
  • Automotive and Aerospace: AlN ceramic rods are used in engine components, sensors, and other high-performance parts in high-temperature and high-pressure environments.
  • Chemical Industry: Due to their excellent corrosion resistance, they are used in components for harsh chemical environments.

Aluminum Nitride Material Properties

PropertyUnitHMAN1000HMAN2000HMAN3000HMAN4000HMAN1000S
Densityg/cm33.323.323.323.303.30
Young’s ModulusGPa 300-350300-350300-350300-350350
Fracture Toughness KICMPa m1/23332.53
Poisson’s Ratio 0.220.220.220.220.22
Compressive StrengthMPa30003000300030003000
Flexural Strength @ 25°CMPa350350350350350
HardnessGPa1010101211

PropertyUnitHMAN1000HMAN2000HMAN3000HMAN4000HMAN1000S
Thermal Conductivity @ 25°CW/mK170200230200170
CTE 25°C ➞ 400°C10-6/K4.54.54.53.54.6
Max Temperature (Air)°C12001200120012001200
Max Temperature (Inert)°C12001200120012001200

PropertyUnitHMAN1000HMAN2000HMAN3000HMAN4000HMAN1000S
Dielectric Constant1 MHz8.88.88.58.58.8
Dielectric Loss1 MHz5×10-45×10-45×10-45×10-45×10-4
Dielectric Strength DC @ 25°CkV/mm1515151514
Volume Resistivity @ 25°Cohm-cm >1013>1013>1013 >1014 >1014

Aluminum Nitride Material Grades

HMAN1000 is our standard high purity aluminium nitride with a thermal conductivity of 170 W/mK. This is the same thermal performance as our substrate material but offers the possibility of larger pieces in length/width and in thicknesses up to 30mm.
HMAN1000 has good coefficient of thermal expansion – matched to silicon and gallium nitride over wide temperature ranges.

HMAN100 Applications:

  • High power insulators
  • Laser components
  • Water cooled heatsinks
  • Power electronics
  • Aerospace, medical and semiconductor components

HMAN1000S 170 W/mK is our standard high thermal conductivity substrate material, However, other high-performance grades are also available.

HMAN1000S Applications:

  • Heat sinks
  • Heat spreaders
  • Laser heatsinks power rectifiers
  • Aerospace, power electronics, rectifiers

HMAN2000 is one of our enhanced grades of aluminium nitride, offering all the mechanical performance of HMAN1000 with the enhanced benefits of 200 W/mK thermal conductance.

HMAN2000 Applications:

  • Heat sinks
  • Heat spreaders
  • Laser heatsinks power rectifiers
  • Aerospace, power electronics, rectifiers

HMAN3000 is one of our enhanced grades of aluminium nitride offering, all the mechanical performance of HMAN1000 with the enhanced benefits of 230 W/mK thermal conductance.

HMAN3000 Applications:

  • Heat sinks
  • Heat spreaders
  • Laser heatsinks power rectifiers
  • Aerospace, power electronics, rectifiers

HMAN4000 is one of our enhanced grades of aluminium nitride offering, all the mechanical performance of HMAN1000 with the enhanced benefits of 200 W/mK thermal conductance.

HMAN4000 Applications:

  • Heat sinks
  • Heat spreaders
  • Laser heatsinks power rectifiers
  • Aerospace, power electronics, rectifiers

Aluminum Nitride Ceramic Machining

Ceramic Machining HM

Aluminum Nitride (AlN) ceramic machining is a precise process used to fabricate high-performance components from aluminum nitride materials. Machining aluminum nitride ceramics requires specialized equipment and techniques to handle their brittleness and hardness. Proper tooling and controlled environments are essential to avoid material damage and achieve the desired surface finish and dimensional accuracy. The common machining methods are as follows:

  • Diamond Cutting: Diamond tools are used to achieve fine precision and smooth surface finishes, ideal for complex shapes.
  • Laser Cutting: A non-contact method used for intricate shapes, with high precision and minimal thermal impact.
  • Precision Grinding: Utilized to achieve fine tolerances and surface finishes. Requires special care to prevent cracking or chipping due to the ceramic’s brittleness.
  • Wire EDM (Electrical Discharge Machining): A method often used for intricate cutting, especially for thin and complex geometries.

Aluminum Nitride Ceramic Packaging

Aluminum Nitride Ceramic products are typically packaged in vacuum-sealed bags to prevent moisture or contamination and wrapped with foam to cushion vibrations and impacts during transport, ensuring the quality of products in their original condition.

ceramic products packing-HM

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Get A Quote

We will check and get back to you in 24 hours.

To customize your aluminum nitride rod, please provide the following details:

  1. Dimensions: Diameter x Length
  2. Material Grade: Specify the material grades.
  3. Purity of the material
  4. Surface Finish: polished, rough, etc.
  5. Quantity of the rods you need
  6. Alternatively, you can provide a drawing with your specifications.

Once we have these details, we can provide you with a quote within 24 hours.

We carry a wide variety of aluminum nitride products in stock, and for these, there is generally no minimum order requirement. However, for custom orders, we typically set a minimum order value of $200. The lead time for stock items is usually 1-2 weeks, while custom orders usually take 3-4 weeks, depending on the specifics of the order.

Aluminum Nitride is a high-performance inorganic ceramic material with excellent thermal conductivity and electrical insulation properties. It is a common ceramic material used in various electrical devices. It is also resistant to the corrosion of most molten metals, such as copper, lithium, aluminum, etc.

  • High Thermal Conductivity: Over 170 W/mK, close to BeO and SiC, more than five times higher than alumina (Al2O3).
  • Thermal Expansion Coefficient: 4.5 × 10⁻⁶°C, similar to silicon (3.5-4 × 10⁻⁶°C).
  • Good Light Transmittance: Excellent transparency properties.
  • Non-Toxic: Safe and environmentally friendly.
  • Excellent Electrical Properties: Includes dielectric constant, dielectric loss, volume resistivity, and dielectric strength, making it an outstanding insulator.
  • Good Mechanical Properties: Higher flexural strength than alumina (Al2O3) and beryllium oxide (BeO), widely used in industrial applications.

Advanced Ceramic Hub, established in 2016 in Colorado, USA, is a specialized supplier and manufacturer of tantalum and tantalum alloys. With extensive expertise in supply and export, we offer competitive pricing and customized solutions tailored to specific requirements, ensuring outstanding quality and customer satisfaction. As a professional provider of ceramics, refractory metals, specialty alloys, spherical powders, and various advanced materials, we serve the research, development, and large-scale industrial production needs of the scientific and industrial sectors.

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